prefux-list 過濾實驗
拓撲圖
IP地址
| 設備名稱 | 接口 | ip地址 | 網關 |
|---|---|---|---|
| PCA | - | 10.0.0.2/24 | 10.0.0.1 |
| PCB | - | 10.0.1.2/24 | 10.0.1.1 |
| PCC | - | 192.168.3.2/24 | 192.168.3.1 |
| RTA | G0/0 | 10.0.0.1/24 | - |
| S1/0 | 192.168.1.1/30 | - | |
| G0/1 | 10.0.1.1/24 | - | |
| RTB | S1/0 | 192.168.1.2/30 | - |
| S2/0 | 192.168.2.1/30 | - | |
| RTC | G0/0 | 192.168.3.1/24 | - |
| S2/0 | 192.168.2.2/30 | - |
/24 表示這個IP掩碼是255.255.255.0
/30 表示這個IP掩碼是255.255.255.252
RTA
<H3C>sys
System View: return to User View with Ctrl+Z.
[H3C]int g0/0
[H3C-GigabitEthernet0/0]ip add 10.0.0.1 255.255.255.0
[H3C-GigabitEthernet0/0]no shu
[H3C-GigabitEthernet0/0]no shutdown
[H3C-GigabitEthernet0/0]qui
[H3C-GigabitEthernet0/0]quit
[H3C]int s1/0
[H3C-Serial1/0]ip add 192.168.1.1 255.255.255.252
[H3C-Serial1/0]no shu
[H3C-Serial1/0]no shutdown
[H3C-Serial1/0]qui
[H3C-Serial1/0]quit
[H3C]int g0/1
[H3C-GigabitEthernet0/1]ip add 10.0.1.1 255.255.255.0
[H3C-GigabitEthernet0/1]no shu
[H3C-GigabitEthernet0/1]no shutdown
[H3C-GigabitEthernet0/1]qui
[H3C-GigabitEthernet0/1]quit
[H3C]rip
[H3C-rip-1]netw
[H3C-rip-1]network 10.0.0.0
[H3C-rip-1]network 192.168.1.0
[H3C-rip-1]ver
[H3C-rip-1]version 2
[H3C-rip-1]undo su
[H3C-rip-1]undo summary
[H3C-rip-1]qui
[H3C-rip-1]quit
[H3C]int s1/0
[H3C-Serial1/0]rip su
[H3C-Serial1/0]rip summary-address 10.0.0.0 23
[H3C-Serial1/0]qui
[H3C-Serial1/0]quit
[H3C]dis ip rou
[H3C]dis ip routing-table
Destinations : 23 Routes : 23
Destination/Mask Proto Pre Cost NextHop Interface
0.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
10.0.0.0/24 Direct 0 0 10.0.0.1 GE0/0
10.0.0.0/32 Direct 0 0 10.0.0.1 GE0/0
10.0.0.1/32 Direct 0 0 127.0.0.1 InLoop0
10.0.0.255/32 Direct 0 0 10.0.0.1 GE0/0
10.0.1.0/24 Direct 0 0 10.0.1.1 GE0/1
10.0.1.0/32 Direct 0 0 10.0.1.1 GE0/1
10.0.1.1/32 Direct 0 0 127.0.0.1 InLoop0
10.0.1.255/32 Direct 0 0 10.0.1.1 GE0/1
127.0.0.0/8 Direct 0 0 127.0.0.1 InLoop0
127.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
127.0.0.1/32 Direct 0 0 127.0.0.1 InLoop0
127.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
192.168.1.0/30 Direct 0 0 192.168.1.1 Ser1/0
192.168.1.0/32 Direct 0 0 192.168.1.1 Ser1/0
192.168.1.1/32 Direct 0 0 127.0.0.1 InLoop0
192.168.1.2/32 Direct 0 0 192.168.1.2 Ser1/0
192.168.1.3/32 Direct 0 0 192.168.1.1 Ser1/0
192.168.2.0/30 RIP 100 1 192.168.1.2 Ser1/0
192.168.3.0/24 RIP 100 2 192.168.1.2 Ser1/0
224.0.0.0/4 Direct 0 0 0.0.0.0 NULL0
224.0.0.0/24 Direct 0 0 0.0.0.0 NULL0
255.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
[H3C]
[H3C]dis ip routing-table
Destinations : 23 Routes : 23
Destination/Mask Proto Pre Cost NextHop Interface
0.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
10.0.0.0/24 Direct 0 0 10.0.0.1 GE0/0
10.0.0.0/32 Direct 0 0 10.0.0.1 GE0/0
10.0.0.1/32 Direct 0 0 127.0.0.1 InLoop0
10.0.0.255/32 Direct 0 0 10.0.0.1 GE0/0
10.0.1.0/24 Direct 0 0 10.0.1.1 GE0/1
10.0.1.0/32 Direct 0 0 10.0.1.1 GE0/1
10.0.1.1/32 Direct 0 0 127.0.0.1 InLoop0
10.0.1.255/32 Direct 0 0 10.0.1.1 GE0/1
127.0.0.0/8 Direct 0 0 127.0.0.1 InLoop0
127.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
127.0.0.1/32 Direct 0 0 127.0.0.1 InLoop0
127.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
192.168.1.0/30 Direct 0 0 192.168.1.1 Ser1/0
192.168.1.0/32 Direct 0 0 192.168.1.1 Ser1/0
192.168.1.1/32 Direct 0 0 127.0.0.1 InLoop0
192.168.1.2/32 Direct 0 0 192.168.1.2 Ser1/0
192.168.1.3/32 Direct 0 0 192.168.1.1 Ser1/0
192.168.2.0/30 RIP 100 1 192.168.1.2 Ser1/0
192.168.3.0/24 RIP 100 2 192.168.1.2 Ser1/0
224.0.0.0/4 Direct 0 0 0.0.0.0 NULL0
224.0.0.0/24 Direct 0 0 0.0.0.0 NULL0
255.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
[RTA]:SAVE
RTB
<H3C>sys
System View: return to User View with Ctrl+Z.
[H3C] int s1/0
[H3C-Serial1/0]ip add 192.168.1.2 255.255.255.252
[H3C-Serial1/0]no shu
[H3C-Serial1/0]no shutdown
[H3C-Serial1/0]qui
[H3C-Serial1/0]quit
[H3C]int s2/0
[H3C-Serial2/0]ip add 192.168.2.1 255.255.255.252
[H3C-Serial2/0]no shu
[H3C-Serial2/0]no shutdown
[H3C-Serial2/0]quit
[H3C]hostname RTB
[RTB]rip
[RTB-rip-1]net
[RTB-rip-1]network 192.168.1.0
[RTB-rip-1]ne
[RTB-rip-1]network 192.168.2.0
[RTB-rip-1]ve
[RTB-rip-1]version 2
[RTB-rip-1]undo
[RTB-rip-1]undo su
[RTB-rip-1]undo summary
[RTB-rip-1]qui
[RTB-rip-1]quit
[RTB]dis ip rou
[RTB]dis ip routing-table
Destinations : 20 Routes : 20
Destination/Mask Proto Pre Cost NextHop Interface
0.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
10.0.0.0/23 RIP 100 1 192.168.1.1 Ser1/0
127.0.0.0/8 Direct 0 0 127.0.0.1 InLoop0
127.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
127.0.0.1/32 Direct 0 0 127.0.0.1 InLoop0
127.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
192.168.1.0/30 Direct 0 0 192.168.1.2 Ser1/0
192.168.1.0/32 Direct 0 0 192.168.1.2 Ser1/0
192.168.1.1/32 Direct 0 0 192.168.1.1 Ser1/0
192.168.1.2/32 Direct 0 0 127.0.0.1 InLoop0
192.168.1.3/32 Direct 0 0 192.168.1.2 Ser1/0
192.168.2.0/30 Direct 0 0 192.168.2.1 Ser2/0
192.168.2.0/32 Direct 0 0 192.168.2.1 Ser2/0
192.168.2.1/32 Direct 0 0 127.0.0.1 InLoop0
192.168.2.2/32 Direct 0 0 192.168.2.2 Ser2/0
192.168.2.3/32 Direct 0 0 192.168.2.1 Ser2/0
192.168.3.0/24 RIP 100 1 192.168.2.2 Ser2/0
224.0.0.0/4 Direct 0 0 0.0.0.0 NULL0
224.0.0.0/24 Direct 0 0 0.0.0.0 NULL0
255.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
[RTB]ip prefix-list abc index 10 deny 10.0.0.0 23
[RTB]ip prefix-list abc index 20 permit 0.0.0.0 0 less-equal 32
[RTB]
[RTB]
[RTB]
[RTB]
[RTB]dis ip rou
[RTB]dis ip routing-table
Destinations : 20 Routes : 20
Destination/Mask Proto Pre Cost NextHop Interface
0.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
10.0.0.0/23 RIP 100 1 192.168.1.1 Ser1/0
127.0.0.0/8 Direct 0 0 127.0.0.1 InLoop0
127.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
127.0.0.1/32 Direct 0 0 127.0.0.1 InLoop0
127.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
192.168.1.0/30 Direct 0 0 192.168.1.2 Ser1/0
192.168.1.0/32 Direct 0 0 192.168.1.2 Ser1/0
192.168.1.1/32 Direct 0 0 192.168.1.1 Ser1/0
192.168.1.2/32 Direct 0 0 127.0.0.1 InLoop0
192.168.1.3/32 Direct 0 0 192.168.1.2 Ser1/0
192.168.2.0/30 Direct 0 0 192.168.2.1 Ser2/0
192.168.2.0/32 Direct 0 0 192.168.2.1 Ser2/0
192.168.2.1/32 Direct 0 0 127.0.0.1 InLoop0
192.168.2.2/32 Direct 0 0 192.168.2.2 Ser2/0
192.168.2.3/32 Direct 0 0 192.168.2.1 Ser2/0
192.168.3.0/24 RIP 100 1 192.168.2.2 Ser2/0
224.0.0.0/4 Direct 0 0 0.0.0.0 NULL0
224.0.0.0/24 Direct 0 0 0.0.0.0 NULL0
255.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
[RTB] rip
[RTB-rip-1]filter-policy prefix-list abc import
[RTB-rip-1]qui
[RTB]dis ip routing-table
Destinations : 19 Routes : 19
Destination/Mask Proto Pre Cost NextHop Interface
0.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
127.0.0.0/8 Direct 0 0 127.0.0.1 InLoop0
127.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
127.0.0.1/32 Direct 0 0 127.0.0.1 InLoop0
127.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
192.168.1.0/30 Direct 0 0 192.168.1.2 Ser1/0
192.168.1.0/32 Direct 0 0 192.168.1.2 Ser1/0
192.168.1.1/32 Direct 0 0 192.168.1.1 Ser1/0
192.168.1.2/32 Direct 0 0 127.0.0.1 InLoop0
192.168.1.3/32 Direct 0 0 192.168.1.2 Ser1/0
192.168.2.0/30 Direct 0 0 192.168.2.1 Ser2/0
192.168.2.0/32 Direct 0 0 192.168.2.1 Ser2/0
192.168.2.1/32 Direct 0 0 127.0.0.1 InLoop0
192.168.2.2/32 Direct 0 0 192.168.2.2 Ser2/0
192.168.2.3/32 Direct 0 0 192.168.2.1 Ser2/0
192.168.3.0/24 RIP 100 1 192.168.2.2 Ser2/0
224.0.0.0/4 Direct 0 0 0.0.0.0 NULL0
224.0.0.0/24 Direct 0 0 0.0.0.0 NULL0
255.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
[RTB]dis ip prefix-list name abc
Prefix-list: abc
Permitted 4
Denied 4
index: 10 Deny 10.0.0.0/23
index: 20 Permit 0.0.0.0/0 le 32
[RTB]dis ip prefix-list name abc
Prefix-list: abc
Permitted 5
Denied 5
index: 10 Deny 10.0.0.0/23
index: 20 Permit 0.0.0.0/0 le 32
[RTB]dis ip prefix-list name abc
Prefix-list: abc
Permitted 5
Denied 5
index: 10 Deny 10.0.0.0/23
index: 20 Permit 0.0.0.0/0 le 32
[RTB]dis ip prefix-list name abc
Prefix-list: abc
Permitted 5
Denied 5
index: 10 Deny 10.0.0.0/23
index: 20 Permit 0.0.0.0/0 le 32
[RTB]save
RTC
<H3C>sys
System View: return to User View with Ctrl+Z.
[H3C]hostname RTC
[RTC]int g0/0
[RTC-GigabitEthernet0/0]ip add 192.168.3.1 255.255.255.0
[RTC-GigabitEthernet0/0]no shu
[RTC-GigabitEthernet0/0]no shutdown
[RTC-GigabitEthernet0/0]qui
[RTC-GigabitEthernet0/0]quit
[RTC]int s2/0
[RTC-Serial2/0]ip add 192.168.2.2 255.255.255.252
[RTC-Serial2/0]no shu
[RTC-Serial2/0]no shutdown
[RTC-Serial2/0]qui
[RTC-Serial2/0]quit
[RTC]dis ip rou
[RTC]dis ip routing-table
Destinations : 19 Routes : 19
Destination/Mask Proto Pre Cost NextHop Interface
0.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
10.0.0.0/23 RIP 100 2 192.168.2.1 Ser2/0
127.0.0.0/8 Direct 0 0 127.0.0.1 InLoop0
127.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
127.0.0.1/32 Direct 0 0 127.0.0.1 InLoop0
127.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
192.168.1.0/30 RIP 100 1 192.168.2.1 Ser2/0
192.168.2.0/30 Direct 0 0 192.168.2.2 Ser2/0
192.168.2.0/32 Direct 0 0 192.168.2.2 Ser2/0
192.168.2.1/32 Direct 0 0 192.168.2.1 Ser2/0
192.168.2.2/32 Direct 0 0 127.0.0.1 InLoop0
192.168.2.3/32 Direct 0 0 192.168.2.2 Ser2/0
192.168.3.0/24 Direct 0 0 192.168.3.1 GE0/0
192.168.3.0/32 Direct 0 0 192.168.3.1 GE0/0
192.168.3.1/32 Direct 0 0 127.0.0.1 InLoop0
192.168.3.255/32 Direct 0 0 192.168.3.1 GE0/0
224.0.0.0/4 Direct 0 0 0.0.0.0 NULL0
224.0.0.0/24 Direct 0 0 0.0.0.0 NULL0
255.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
[RTC] dis ip rou
[RTC]dis ip routing-table
Destinations : 18 Routes : 18
Destination/Mask Proto Pre Cost NextHop Interface
0.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
127.0.0.0/8 Direct 0 0 127.0.0.1 InLoop0
127.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0
127.0.0.1/32 Direct 0 0 127.0.0.1 InLoop0
127.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
192.168.1.0/30 RIP 100 1 192.168.2.1 Ser2/0
192.168.2.0/30 Direct 0 0 192.168.2.2 Ser2/0
192.168.2.0/32 Direct 0 0 192.168.2.2 Ser2/0
192.168.2.1/32 Direct 0 0 192.168.2.1 Ser2/0
192.168.2.2/32 Direct 0 0 127.0.0.1 InLoop0
192.168.2.3/32 Direct 0 0 192.168.2.2 Ser2/0
192.168.3.0/24 Direct 0 0 192.168.3.1 GE0/0
192.168.3.0/32 Direct 0 0 192.168.3.1 GE0/0
192.168.3.1/32 Direct 0 0 127.0.0.1 InLoop0
192.168.3.255/32 Direct 0 0 192.168.3.1 GE0/0
224.0.0.0/4 Direct 0 0 0.0.0.0 NULL0
224.0.0.0/24 Direct 0 0 0.0.0.0 NULL0
255.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0
[RTC]save
PCA
PCB
PCC
